NPPES file of Aug 9, 2026

Michael D. Lemm, DPM

Foot & Ankle Surgery Podiatrist · San Diego, CA

Michael D. Lemm, DPM is a foot & ankle surgery podiatrist with a practice address in San Diego, California, and NPI 1932257862, issued on Jan 8, 2007. Check the license (California E3930, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932257862
Name
Michael D. Lemm
Credential
DPM
Primary taxonomy
Foot & Ankle Surgery Podiatrist 213ES0103X
License number
E3930 CA
Self-reported in NPPES; status is on the state search
Practice location
4405 Vandever Ave, San Diego, CA 92120
Phone
(619) 528-5000
Enumerated
Jan 8, 2007
Record last updated
Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100928000516); accepts Medicare assignment
Medical or professional school
California School Of Podiatric Medicine, 1992
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4405 Vandever Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ghazaleh Afshar, MDObstetrics & Gynecology Physician1679774558
  2. Mariann Agapito, M.A., CCC-SLPSpeech-Language Pathologist1194552950
  3. Calliope Allen, M.D.Ophthalmology Physician1366415440
  4. Kenneth Antons, M.D.Internal Medicine Physician1982668182
  5. Kaivon Arfaa, MDObstetrics & Gynecology Physician1912977463
  6. Sharmila Basu, M.D,Internal Medicine Physician1740551688

Verify Michael D. Lemm in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license E3930
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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67% fewer Medicare Part D claims than the average foot & ankle surgery podiatrist in 2024

109 Medicare Part D claims for 62 beneficiaries, against an average of 335 among the 7,761 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. Michael Lemm109
  2. Specialty average335

Most prescribed

  1. Amoxicillin-Clavulanate Potass33 claims
  2. Mupirocin22 claims
  3. Oxycodone Hcl17 claims
  4. Doxycycline Monohydrate11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupEl Cajon, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael D. Lemm among 1,248 foot & ankle surgery podiatrist records in California

Michael D. Lemm, DPM is one of 1,248 foot & ankle surgery podiatrist records with a practice address in California. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 31% of them.

  • NPI issued2007 · 31% of these records are older, 59% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated1992 · median 2010 among the 970 with a school on file
  • Record last updated2021 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 213ES0103X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Foot & Ankle Surgery Podiatrist providers in California

There are 1,248 foot & ankle surgery podiatrist records in California.

The 8 foot & ankle surgery podiatrist records with the nearest ZIP codes

  1. Alan Barth, DPMSan Diego, CA 921201427106350
  2. Keith Everett, DPMSan Diego, CA 921201225186158
  3. Alex Hwan Kim, DPMSan Diego, CA 921201508083098
  4. Daniel McDermott, DPMSan Diego, CA 921201467578617
  5. Anne He, DPMSan Diego, CA 921231548897416
  6. Walter Jolley, D.P.M.San Diego, CA 921171346273760
  7. Aisha Ahmed, DPMSan Diego, CA 921261316326382
  8. Amir Hajimirsadeghi, DPMSan Diego, CA 921271427232537

Common questions

What is Michael D. Lemm, DPM's NPI number?

Michael D. Lemm, DPM's National Provider Identifier (NPI) is 1932257862, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael D. Lemm, DPM located?

The NPPES record lists a practice address at 4405 Vandever Ave, San Diego, CA, 92120. Phone: (619) 528-5000. Providers update this record themselves, so call before visiting.

How can I verify Michael D. Lemm, DPM's license?

NPPES lists California license number E3930, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Michael D. Lemm, DPM prescribe under Medicare Part D?

In 2024, Michael D. Lemm, DPM had 109 Medicare Part D claims for 62 beneficiaries; the average among foot & ankle surgery podiatrist prescribers was 335. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.